날벼락: 오픽·토익·토스 영어표현 암기장

In just 3 minutes—the time it takes to flip through a short video—you can memorize a page of English expressions.

"Nalbyeorak" is an ultra-lightweight English expression memorization tool you can pull out during your commute or spare time before bed.

Instead of opening a thick textbook, a few scrolls are all you need for the day.

■ For Those Who
· Watch plenty of videos every day but fail to study English
· Want to practice English using whatever is within reach during your commute on the subway or bus
· Have bought a thick vocabulary book but only looked at the beginning a few times
· Want to prepare for OPIc, TOEIC Speaking, and TOEIC all in one app
· Want to restart your English studies today after putting them off

■ How to Study

1. Choose a test — OPIc · TOEIC Speaking · TOEIC

2. Browse through expressions by topic in the list. You can self-check if you know them using "Hide Meaning."

3. Memorize by flipping through one page at a time in Card Mode. Just swipe and press "Didn't Know / Memorized" to finish.
4. Unknown expressions will automatically return to you — We gather and show you only the ones you need to review today.
5. In 'Review' mode, review only the cards you have seen so far, and check your understanding with a quiz at the end.

■ Content
· Over 5,000 English expressions combining OPIc, TOEIC Speaking, and TOEIC
· 361 quiz questions, including OPIc study tips cards
· Conversation expressions by filler, emotion, conjunctions, patterns, and topic
· Frequently used vocabulary, collocations, paraphrases, and commonly confused words
· Grammar notations are written out in Korean, such as 'Subject + Verb,' instead of symbols like 'S+V'

■ Features
· Listen to Pronunciation — When you open an expression, [Word] and [Example Sentence] buttons appear. It plays back even without an internet connection.

· Card Mode — Swipe left and right to memorize, and flip it over to see the example sentence and translation together.

· Review Mode — Review only the cards you have seen so far. You can break down your review into the last 3 days, 7 days, or today.

· Hide Meaning — Hide the Korean definitions to check your knowledge yourself.

· Font Size — Three levels: Normal, Large, and Extra Large. Comfortable even on a moving subway.

· Review Notification — Notifies you of the number of items to review today in the morning (turn it on only when you want).

· D-day — If you enter your exam date, the remaining days will be displayed.

· Progress is saved on your device, so you can resume from where you left off even if you close and reopen the app.

■ The "Sudden Shock" Principle

· 100% Offline — Once downloaded, it operates without internet. No worries about interruptions on the subway.

· Completely Free — No ads or in-app purchases.

· No Login or Sign-up — Start immediately upon installation.

· Learning records are saved on your device and are not transmitted to the developer's server.

· No personal information is collected or shared.

■ Who Uses This

College students preparing for employment who need an OPIc grade, office workers who need TOEIC scores for promotions or career changes,

Absolute beginners looking to restart English conversation, and test-takers urgently needing to memorize vocabulary for certification exams. This is a perfect fit for those who need an English vocabulary book but find thick books burdensome.

■ What is included by test?

· OPIc

We have compiled English conversation expressions categorized by real-life topics, such as self-introductions, home/neighborhood, hobbies, travel, and role-playing.

It includes fillers for when you are stuck ("Um, so..."), expressions of emotion, and conjunctions to connect sentences,

enabling you to extend your answers. It is tailored for those looking to improve their OPIc score through self-study.

· TOEIC Speaking (TOS)

We have organized answer patterns for immediate use and expressions for describing photos for each question type.

Strategies on the order in which to speak for each type are also included, helping to reduce test preparation time.

· TOEIC

We have included over 4,000 frequently used English words and vocabulary for each section. We have grouped and organized collocations that often appear together, paraphrases that can be used interchangeably, and easily confused words.

You can learn English words with just this one app, without needing a separate vocabulary book. ■ FAQ

Q. Do I need an internet connection?

A. Yes. Once downloaded, it works without an internet connection for all expressions, quizzes, and pronunciation practice.

Q. Do I need to sign up?

A. No. There is no login or sign-up process. You can start immediately after installation.

Q. Is it really free?

A. Yes. There are no ads or in-app purchases.

Q. I have almost forgotten how to speak English; is that okay?

A. Meanings, example sentences, and translations are provided together, and you can listen to the pronunciation, so even absolute beginners can get started.

Grammar is explained in Korean instead of using symbols.

Q. How much should I do per day?

A. There is no set amount. Whether it takes 3 minutes or 10 minutes, we will remember exactly what you cover and continue showing it to you next time.

Lightly, without interruption, just for today.

Try replacing the time it takes to flip through a shorts video with a page of English.

Contact: lsvuitton0428@gmail.com

Privacy Policy: https://nalbyeorak.gentilx.com/privacy

This app is a learning aid. TOEIC is a registered trademark of ETS, and OPIc is a registered trademark of the relevant rights holder. This app is not affiliated with or authorized by these organizations.